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Low-yield rice crops
Broader
Overdependence on few crop species
Stagnated development of agricultural production
Reduces
Salty paddy fields
Related
Environmental hazards from rice production
Aggravated by
Inappropriate crop selection
Insufficient farm experiments
Excessive number of crop varieties
Strategy(ies)
Upgrading local rice yields
Value(s)
Lowness
Type
(G) Very specific problems